contact vs speak to

contact

verb
  • To touch; to come into physical contact with. 

  • To establish communication with something or someone. 

noun
  • The act of touching physically; being in close association. 

  • The situation of being within sight of something; visual contact. 

  • The establishment of communication (with). 

  • A contact lens. 

  • The plane between two adjacent bodies of dissimilar rock. 

  • A device designed for repetitive connections. 

  • Contact juggling. 

  • A nodule designed to connect a device with something else. 

  • Someone who can be contacted, or with whom one is in communication. 

speak to

verb
  • To (figuratively) resonate with; to feel emotionally relevant to. 

  • To address a particular topic. 

  • To give evidence regarding something; to attest or provide evidence for; to bespeak. 

How often have the words contact and speak to occurred in a corpus of books? (source: Google Ngram Viewer )